The KMC Missing Chain Link is for use with 11 speed chain and is used as a master link to connect your chain ends. For the ultimate strength in chain connectors use the KMC Missing Link 11 speed. KMC 11-speed chains perfectly connect Campagnolo 11-speed chains, Shimano 11-speed chains, and SRAM 11-speed chains.
Size: 1/2'' x 11/128''
Width: 5.65 mm